Re: PCV valve buzz, should I be worried?

From: Wes Weems (wweems@fix.net)
Date: Tue Aug 06 2002 - 20:44:45 EDT


I should say that it clatters when its not getting enough air... and it
seems that its not getting enough air... at idle with everything hooked up.

----- Original Message -----
From: "Wes Weems" <wweems@fix.net>
To: <dakota-truck@dakota-truck.net>
Sent: Tuesday, August 06, 2002 5:36 PM
Subject: Re: DML: PCV valve buzz, should I be worried?

>
> I havent ever pulled the throttle body... because I cant afford a throttle
> body gasket... I am broke as a joke. Anyway, if I pull the pcv completely
> out... with the valve cover open and my thumb halfway over the tube going
to
> the intake manifold... it runs GREAT... but if I completely plug it, my
> truck starts clattering and nearly dies... this is the second new pcv
valve
> I've had in this badboy... buzzing with both.
>
> I suspect that there is a vaccumn leak someplace... perhaps bellypan for
the
> 3rd time... I dont know... I suspect for the same reason my truck starts
> clattering when completely plugging the pcv valve... the reason why it
> clatters at idle... but I guess the majority of the time... it should be
> wide open shouldnt it?...(eg plugged?)
>
> I dont know where to go... these replacements have been fram... I can
> special order one... but I dont think that is pcv related necessarily...
>
> Wes
>
>
> I dont think its anything to do with
> ----- Original Message -----
> From: <SEMIHEMI01@aol.com>
> To: <dakota-truck@dakota-truck.net>
> Sent: Tuesday, August 06, 2002 5:24 PM
> Subject: Re: DML: PCV valve buzz, should I be worried?
>
>
> >
> > Wes,
> > Have you pulled the throttle body and cleaned the IAC and the
throttle
> > body good. Your IAC may be dirty and causing the vacuum to be excessive
on
> > the crankcase breather. If you plug the vacuum line from the PCV the IAC
> > should compensate for the lack of idle air your getting thru the PCV.
> > Try this, remove the line on the opposite valve cover and plug the
> > opening in this valve cover with a piece of cardboard and see if the
> engine
> > draws a vacuum on the crankcase.
> > Ron, Bernd and everybody else, Does this sound logical???????
> > Honestly, I've never run into something like this. Maybe someone else on
> the
> > list has some insight into this. Bill
> >
> > SEMIHEMI01@AOL.COM> KB SuperCharged, 4.7L, 2001, QC,
> > <A HREF="http://hometown.aol.com/semihemi01">the "DAK",</A> <A
> > HREF="http://southernmopar.org">SouthernMopar</A>
> >
>



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